Inventor · Pleasanton, CA, US

Anwar Husain

32Patents
11h-index
43Co-inventors
75Inventor score

Filing activity: Mar 15, 1983 → Mar 7, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5671116A Multilayered electrostatic chuck and method of manufacture thereof Emerging Cross-Sectional Technologies 83 Expired
US5548470A Characterization, modeling, and design of an electrostatic chuck with improved wafer temperature uniformity Electricity 62 Expired
US6575177B1 Semiconductor substrate cleaning system Emerging Cross-Sectional Technologies 37 Expired
US6140612A Controlling the temperature of a wafer by varying the pressure of gas between the underside of the wafer and the chuck Electricity 34 Expired
US5880922A Multilayered electrostatic chuck and method of manufacture thereof Emerging Cross-Sectional Technologies 28 Expired
US5911833A Method of in-situ cleaning of a chuck within a plasma chamber Emerging Cross-Sectional Technologies 25 Expired
US7743730B2 Apparatus for an optimized plasma chamber grounded electrode assembly Electricity 24 Active
US6474712B1 Gripper for supporting substrate in a vertical orientation Emerging Cross-Sectional Technologies 23 Expired
US4544311A Mask alignment apparatus Emerging Cross-Sectional Technologies 15 Expired
US6516816B1 Spin-rinse-dryer Emerging Cross-Sectional Technologies 13 Expired
US6303895A Method and apparatus for controlling a temperature of a wafer Electricity 11 Expired
US10847347B2 Edge ring assembly for a substrate support in a plasma processing chamber Emerging Cross-Sectional Technologies 9 Active
US6406359B1 Apparatus for transferring semiconductor substrates using an input module Electricity 9 Expired
US8261905B2 Wafer carrier drive apparatus and method for operating the same Electricity 7 Active
US7226514B2 Spin-rinse-dryer Emerging Cross-Sectional Technologies 1 Expired
US8584613B2 Single substrate processing head for particle removal using low viscosity fluid Electricity 1 Active
US9905402B2 Plasma processing chamber with a grounded electrode assembly Electricity 1 Active
US8161984B2 Generator for foam to clean substrate Emerging Cross-Sectional Technologies 1 Active
US10504765B2 Electrostatic chuck assembly having a dielectric filler Electricity 1 Active
US11551960B2 Helical plug for reduction or prevention of arcing in a substrate support Electricity 0 Active
US8739805B2 Confinement of foam delivered by a proximity head Chemistry; Metallurgy 0 Active
US11171030B2 Methods and apparatus for dechucking wafers Electricity 0 Active
US8557051B2 Method for using generator for foam to clean substrate Emerging Cross-Sectional Technologies 0 Active
US11543954B2 Scroll activity detection for selection and display of information Physics 0 Active
US12020977B2 Lift pin assembly Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.